For long time known as no close relative and member of genus Chamaecyparis, currently sorted to Cupressus subgenus Callitropsis, respectively genus Callitropsis, we do not attend to split up genus Cupressus at time.
Identification
ID 2 of taxon E will be an unintended disagreement with ID 1 of taxon B after the taxon swap
If thinning a parent results in more than 10 unintended disagreements, you
should split the parent after swapping the child to replace existing IDs
of the parent (B) with IDs that don't disagree.